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Math Help - quick quesiton

  1. #1
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    quick quesiton

    sin^2(3t)+cos^2(3t) = 1 ?
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  2. #2
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    Quote Originally Posted by zpwnchen View Post
    sin^2(3t)+cos^2(3t) = 1 ?
    Yes. (It's nothng more than the Pythagorean Identity).
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  3. #3
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    Re: quick quesiton

    you have to remember only one thing

    sin^2 x + cos^2 x = 1


    you can replace by anything like 2x, 3x, Q, 2Q etc....It will always give you 1
    Last edited by CaptainBlack; October 11th 2009 at 01:24 PM.
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